Make copyright date lists comply with GNU requirement

[binutils.git] / gas / read.c

diff --git a/gas/read.c b/gas/read.c
index 6d34511b27d0436da6a222c9fd40c8179d9bbc64..d25c45935cccd240a3bcde4716b987c372ca9c81 100644 (file)
--- a/gas/read.c
+++ b/gas/read.c
@@ -1,6 +1,6 @@
 /* read.c - read a source file -
-   Copyright (C) 1986, 87, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999
-   Free Software Foundation, Inc.
+   Copyright (C) 1986, 87, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99,
+   2000 Free Software Foundation, Inc.
 
 This file is part of GAS, the GNU Assembler.
 
@@ -419,7 +419,7 @@ static const pseudo_typeS potable[] =
   {"xstabs", s_xstab, 's'},
   {"word", cons, 2},
   {"zero", s_space, 0},
-  {NULL}                       /* end sentinel */
+  {NULL, NULL, 0}                      /* end sentinel */
 };
 
 static int pop_override_ok = 0;
@@ -829,7 +829,10 @@ read_a_source_file (name)
                    }
                  else
                    {
-                     int inquote = 0, inescape = 0;
+                     int inquote = 0;
+#ifdef QUOTES_IN_INSN
+                     int inescape = 0;
+#endif
 
                      /* WARNING: c has char, which may be end-of-line. */
                      /* Also: input_line_pointer->`\0` where c was. */
@@ -867,7 +870,7 @@ read_a_source_file (name)
                          if (check_macro (s, &out, '\0', &err))
                            {
                              if (err != NULL)
-                               as_bad (err);
+                               as_bad ("%s", err);
                              *input_line_pointer++ = c;
                              input_scrub_include_sb (&out,
                                                      input_line_pointer);
@@ -1144,7 +1147,7 @@ mri_comment_end (stop, stopc)
 
 void 
 s_abort (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   as_fatal (_(".abort detected.  Abandoning ship."));
 }
@@ -1170,21 +1173,7 @@ do_align (n, fill, len, max)
 
   if (fill == NULL)
     {
-      int maybe_text;
-
-#ifdef BFD_ASSEMBLER
-      if ((bfd_get_section_flags (stdoutput, now_seg) & SEC_CODE) != 0)
-       maybe_text = 1;
-      else
-       maybe_text = 0;
-#else
-      if (now_seg != data_section && now_seg != bss_section)
-       maybe_text = 1;
-      else
-       maybe_text = 0;
-#endif
-
-      if (maybe_text)
+      if (subseg_text_p (now_seg))
        default_fill = NOP_OPCODE;
       else
        default_fill = 0;
@@ -1348,7 +1337,7 @@ s_align_ptwo (arg)
 
 void 
 s_comm (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   register char *name;
   register char c;
@@ -1430,7 +1419,7 @@ s_comm (ignore)
 
 void
 s_mri_common (small)
-     int small;
+     int small ATTRIBUTE_UNUSED;
 {
   char *name;
   char c;
@@ -1529,7 +1518,7 @@ s_mri_common (small)
 
 void
 s_data (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   segT section;
   register int temp;
@@ -1603,7 +1592,7 @@ s_app_file (appfile)
 
 void
 s_app_line (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   int l;
 
@@ -1629,7 +1618,7 @@ s_app_line (ignore)
 
 void
 s_end (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   if (flag_mri)
     {
@@ -1647,7 +1636,7 @@ s_end (ignore)
 
 void
 s_err (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   as_bad (_(".err encountered"));
   demand_empty_rest_of_line ();
@@ -1657,7 +1646,7 @@ s_err (ignore)
 
 void
 s_fail (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   offsetT temp;
   char *stop = NULL;
@@ -1680,7 +1669,7 @@ s_fail (ignore)
 
 void 
 s_fill (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   expressionS rep_exp;
   long size = 1;
@@ -1777,7 +1766,7 @@ s_fill (ignore)
 
 void 
 s_globl (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   char *name;
   int c;
@@ -1852,7 +1841,7 @@ s_irp (irpc)
 
 void
 s_linkonce (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   enum linkonce_type type;
 
@@ -2068,12 +2057,17 @@ s_lcomm_internal (needs_align, bytes_p)
   *p = c;
 
   if (
-#if defined(OBJ_AOUT) | defined(OBJ_BOUT)
-       S_GET_OTHER (symbolP) == 0 &&
-       S_GET_DESC (symbolP) == 0 &&
-#endif /* OBJ_AOUT or OBJ_BOUT */
-       (S_GET_SEGMENT (symbolP) == bss_seg
-       || (!S_IS_DEFINED (symbolP) && S_GET_VALUE (symbolP) == 0)))
+#if (defined (OBJ_AOUT) || defined (OBJ_MAYBE_AOUT) \
+     || defined (OBJ_BOUT) || defined (OBJ_MAYBE_BOUT))
+#ifdef BFD_ASSEMBLER
+      (OUTPUT_FLAVOR != bfd_target_aout_flavour
+       || (S_GET_OTHER (symbolP) == 0 && S_GET_DESC (symbolP) == 0)) &&
+#else
+      (S_GET_OTHER (symbolP) == 0 && S_GET_DESC (symbolP) == 0) &&
+#endif
+#endif
+      (S_GET_SEGMENT (symbolP) == bss_seg
+       || (!S_IS_DEFINED (symbolP) && S_GET_VALUE (symbolP) == 0)))
     {
       char *pfrag;
 
@@ -2130,7 +2124,7 @@ void s_lcomm_bytes (needs_align)
 
 void 
 s_lsym (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   register char *name;
   register char c;
@@ -2252,7 +2246,7 @@ get_line_sb (line)
 
 void
 s_macro (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   char *file;
   unsigned int line;
@@ -2304,7 +2298,7 @@ s_macro (ignore)
 
 void
 s_mexit (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   cond_exit_macro (macro_nest);
   buffer_limit = input_scrub_next_buffer (&input_line_pointer);
@@ -2314,7 +2308,7 @@ s_mexit (ignore)
 
 void
 s_mri (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   int on, old_flag;
 
@@ -2382,7 +2376,7 @@ do_org (segment, exp, fill)
 
 void 
 s_org (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   register segT segment;
   expressionS exp;
@@ -2438,7 +2432,7 @@ s_org (ignore)
 
 void
 s_mri_sect (type)
-     char *type;
+     char *type ATTRIBUTE_UNUSED;
 {
 #ifdef TC_M68K
 
@@ -2602,7 +2596,7 @@ s_mri_sect (type)
 
 void
 s_print (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   char *s;
   int len;
@@ -2616,7 +2610,7 @@ s_print (ignore)
 
 void
 s_purgem (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   if (is_it_end_of_statement ())
     {
@@ -2646,7 +2640,7 @@ s_purgem (ignore)
 
 void
 s_rept (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   int count;
   sb one;
@@ -3018,7 +3012,7 @@ s_float_space (float_type)
 
 void
 s_struct (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   char *stop = NULL;
   char stopc;
@@ -3034,7 +3028,7 @@ s_struct (ignore)
 
 void
 s_text (ignore)
-     int ignore;
+     int ignore ATTRIBUTE_UNUSED;
 {
   register int temp;
 
@@ -3174,6 +3168,8 @@ pseudo_set (symbolP)
       if (S_GET_SEGMENT (exp.X_add_symbol) == undefined_section
          || exp.X_add_number != 0)
        symbol_set_value_expression (symbolP, &exp);
+      else if (symbol_section_p (symbolP))
+       as_bad ("invalid attempt to set value of section symbol");
       else
        {
          symbolS *s = exp.X_add_symbol;
@@ -4843,7 +4839,7 @@ equals (sym_name, reassign)
 /* ARGSUSED */
 void 
 s_include (arg)
-     int arg;
+     int arg ATTRIBUTE_UNUSED;
 {
   char *newbuf;
   char *filename;
@@ -5065,7 +5061,7 @@ do_s_func (end_p, default_prefix)
 \f
 void 
 s_ignore (arg)
-     int arg;
+     int arg ATTRIBUTE_UNUSED;
 {
   while (!is_end_of_line[(unsigned char) *input_line_pointer])
     {